Across
- 4. 7 billion people on earth
- 8. many boxes made from this
- 10. many trees burn
- 12. where the monkeys live
- 13. buses trains and subways
- 14. when there is no water
- 15. who we are
Down
- 1. throw this in the trash
- 2. plants and animals
- 3. cars need it to run
- 5. birds domain
- 6. when an animal does not have an owner
- 7. the world we live on
- 9. things not man made
- 11. not for trash